39942009

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{163}}^1\times {\mathrm{1433}}^1$

素因数の和:1621

約数の個数: 24

約数和(自身を含む): 61145760

約数和(自身を除く): 21203751

約数列:

[1, 3, 9, 19, 57, 163, 171, 489, 1433, 1467, 3097, 4299, 9291, 12897, 27227, 27873, 81681, 233579, 245043, 700737, 2102211, 4438001, 13314003, 39942009]

約数ペア:

[(1, 39942009), (3, 13314003), (9, 4438001), (19, 2102211), (57, 700737), (163, 245043), (171, 233579), (489, 81681), (1433, 27873), (1467, 27227), (3097, 12897), (4299, 9291)]